Exponents

What number is being multiplied over and over again? How many times is 2 used as a factor?

The base is the number being multiplied. The exponent is the number of times the base is a factor = 2 5 Identify the base and the exponent in

Exponential Expression 2 5 is read “2 to the fifth power”

A Power of One 2 1 = = = 4 n 1 = n Any number to the power of 1 equals that number.

A Power of Zero 2 0 = = = 1 n 0 = 1 Any number to the power of 0 equals 1.

What exponential expression is equal to the following? 3 × 3 × 3 × 3 = ? 4 × 4 × 4 = ? 7 × 7 × 7 × 7 = ? 3 × 3 × 3 × 3 × 3 × 3 × 3 = ?

What exponential expression is equal to the following? 3 × 3 × 3 × 3 = × 4 × 4 = × 7 × 7 × 7 = × 3 × 3 × 3 × 3 × 3 × 3 = 3 7

What value of x makes the number sentence true? 4 x = x = x = 1 3 x = 81

What value of x makes the number sentence true? 4 x = 16 x = 2 21 x = 21 x = 1 45 x = 1 x = 0 3 x = 81 x = 4

What value of x makes the number sentence true? x 2 = 16 x 1 = 99 x 0 = 1 x 4 = 1

What value of x makes the number sentence true? x 2 = 16 x = 4 x 1 = 99 x = 99 x 0 = 1 x = any number x 4 = 1 x = 1

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